GERHARD MAIER is currently rector and professor at Tübingen in Germany. He has earned undergraduate degrees in both law and theology and has a doctorate in theology. He has written numerous commentaries and other books and assorted articles.

Bob Yarbrough (PhD, University of Aberdeen, Scotland) is professor of New Testament at Covenant Theological Seminary in St. Louis, Missouri. He was previously professor of New Testament and department chair at Trinity Evangelical Divinity School. He is the author or coauthor of several books and is active in pastoral training in Africa.

Bob Yarbrough (PhD, University of Aberdeen, Scotland) is professor of New Testament at Covenant Theological Seminary in St. Louis, Missouri. He was previously professor of New Testament and department chair at Trinity Evangelical Divinity School. He is the author or coauthor of several books and is active in pastoral training in Africa.